Revolution Medicines insider to sell $347K stock

Executive Anthony Mancini filed a Rule 144 notice covering 1,764 RVMD shares, alongside disclosure of recent insider sales.

Available on EDGAR 09/18/2026 - 04:18 PM EDT Accepted by SEC EDGAR 09/18/2026 - 04:18 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Revolution Medicines, Inc. (RVMD) insider Anthony Mancini filed a notice to sell 1,764 shares of common stock under Rule 144 through Morgan Stanley Smith Barney LLC, with an estimated aggregate market value of $347,402.16. The filing also lists prior Rule 144 sales during the past three months.

Key Figures

Shares to be sold under Rule 144: 1,764 shares Estimated aggregate market value of planned sale: $347,402.16 RVMD shares sold on September 15, 2026: 1,774 shares +4 more

7 metrics

Shares to be sold under Rule 144 1,764 shares Planned RVMD common stock sale for Anthony Mancini

Estimated aggregate market value of planned sale $347,402.16 Value for 1,764 RVMD shares to be sold under Rule 144

RVMD shares sold on September 15, 2026 1,774 shares Reported prior three-month sale for $353,449.03

Proceeds from September 15, 2026 sale $353,449.03 Sale of 1,774 RVMD common shares

RVMD shares sold on September 10, 2026 15,448 shares 10b5-1 sales reported in past three months section

Proceeds from September 10, 2026 sale $3,153,807.11 10b5-1 sale of 15,448 RVMD shares

RVMD common shares outstanding 214,336,418 shares Outstanding RVMD common stock referenced for Rule 144 limits

Key Terms

Rule 144, Restricted Stock Units, 10b5-1, aggregate market value

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Units financial

"Common | 09/15/2026 | Restricted Stock Units | Issuer"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

10b5-1 regulatory

"10b5-1 Sales for ANTHONY MANCINI 700 Saginaw Drive"

A 10b5-1 plan is a pre-set schedule that lets company insiders buy or sell shares according to written instructions made when they do not possess material, nonpublic information. Think of it as a timed automatic payment for stock trades: it helps insiders avoid accusations of trading on secret information and gives outside investors a clearer signal about whether sales are routine or potentially informative about the company’s prospects.

aggregate market value financial

"Common | Morgan Stanley Smith Barney LLC ... | 1764 | 347402.16"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filed for RVMD by Anthony Mancini disclose?

It discloses that Anthony Mancini plans to sell 1,764 RVMD common shares under Rule 144 through Morgan Stanley Smith Barney LLC, with an estimated aggregate market value of $347,402.16, and lists additional sales made in the prior three months.

How many RVMD shares are to be sold under this Form 144?

The filing states that 1,764 shares of Revolution Medicines, Inc. common stock are to be sold. These shares are associated with Restricted Stock Units dated September 15, 2026 and will be sold under Rule 144 through a brokerage account.

What past three-month RVMD share sales are reported for Anthony Mancini?

The notice reports that on September 15, 2026, 1,774 shares were sold for $353,449.03, and on September 10, 2026, 15,448 shares were sold for $3,153,807.11, including sales made under a 10b5-1 trading plan.

What is the reported market value of the RVMD shares to be sold in this Form 144?

The Form 144 lists an estimated aggregate market value of $347,402.16 for the 1,764 RVMD common shares planned for sale. This amount is based on market pricing at the time of the notice and is reported for Rule 144 compliance.

How many RVMD shares were outstanding as referenced in the Form 144?

The filing references 214,336,418 shares of Revolution Medicines, Inc. common stock outstanding as of the notice, providing context for the Rule 144 volume limitations applied to the planned and recent insider sales.

Which broker is handling the planned RVMD Rule 144 sale for Anthony Mancini?

The notice identifies Morgan Stanley Smith Barney LLC Executive Financial Services, located at 1 New York Plaza, New York, as the broker handling the planned sale of 1,764 RVMD common shares under Rule 144 for Anthony Mancini.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002124509
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Revolution Medicines, Inc.
SEC File Number	001-39219
Address of Issuer	700 Saginaw Drive Redwood City CALIFORNIA 94063
Phone	6504816801
Name of Person for Whose Account the Securities are To Be Sold	ANTHONY MANCINI
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	1764	347402.16	214336418	09/18/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/15/2026	Restricted Stock Units	Issuer			1764	09/15/2026	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
ANTHONY MANCINI 700 Saginaw Drive Redwood City CA 94063	Common	09/15/2026	1774	353449.03
10b5-1 Sales for ANTHONY MANCINI 700 Saginaw Drive Redwood City CA 94063	Common	09/10/2026	15448	3153807.11

144: Remarks and Signature

Remarks
Date of Notice	09/18/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/11/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Anthony Mancini
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)